To move swiftly on foot so that both feet leave the ground during each stride.
예문
1. He felt as if his blood had run cold. (그는 피가 얼어붙는 듯했다) 2. I ran for my life. (나는 필사적으로 도망쳤다) 3. They ran to his rescue. (그들은 그를 구조하러 급히 달려갔다) 4. He ran the horse up and down. (그는 말을 몰아 여기저기를 달렸다) 5. He ran to meet her. (그는 급히 가서 그녀를 맞이하였다)
